Kit (formerly ConvertKit) for WooCommerce

2.2.0 2026-09-21

• Fix: Purchase Data: Use subscriber ID from purchase data instead of expensive subscriber lookup by email
• Updated: WordPress Libraries to 2.7.0

2.1.9 2026-08-27

• Updated: WordPress Libraries to 2.6.1

2.1.8 2026-08-19

• Fix: Orders: Register opt-in metabox on Orders screen when HPOS is disabled
• Updated: WordPress Libraries to 2.6.0

2.1.7 2026-07-09

• Fix: Settings: Export configuration: check nonce to prevent an unauthenticated user from exporting the Plugin’s configuration

2.1.6 2026-07-09

• Fix: Checkout: Correctly store opt in value against WooCommerce Order when using newer block checkout
• Fix: Uninstall: Improve Access and Refresh Token revokation
• Updated: WordPress Libraries to 2.1.7

2.1.5 2026-05-20

• Fix: Settings: Button height in WordPress 7.0

2.1.4 2026-04-22

• Updated: WordPress Libraries to 2.1.6

2.1.3 2026-04-13

• Added: Settings: Revoke Access and Refresh Tokens, and remove from settings, when Disconnect button clicked
• Added: Uninstall: Revoke Access and Refresh Tokens, and remove from settings, when the Plugin is deleted (Plugins > Kit for WooCommerce > Delete)
• Removed: v3 API Key and Secret
• Updated: WordPress Libraries to 2.1.5

2.1.2 2026-03-31

• Fix: Downgrade WordPress Libraries to 2.1.3, resolving issues in 2.1.1 and 2.1.1.1

2.1.1.1 2026-03-30

• Fix: Fatal error: Cannot redeclare trait ConvertKit_API\ConvertKit_API_Traits

2.1.1 2026-03-30

• Updated: Use WordPress Libraries 2.1.4

2.1.0 2026-03-10

• Added: Orders: Support opting in customer as subscriber when creating manual orders in WordPress Admin

2.0.6 2026-02-09

• Fix: Abandoned Cart: Call to a member function is_empty() on null

2.0.5 2026-01-19

• Added: Abandoned Cart Functionality

2.0.4 2025-12-18

• Updated: Use WordPress Libraries 2.1.3

2.0.3 2025-12-03

• Fix: Settings: Improve logic to automatically delete invalid Access Tokens

2.0.2 2025-12-03

• Fix: Settings: Automatically delete invalid Access Tokens
• Updated: Use WordPress Libraries 2.1.2

2.0.1 2025-09-29

• Added: Refresh resources button: show loading indicator until refresh is complete
• Updated: WordPress Coding Standards for JS and CSS
• Updated: Use WordPress Libraries 2.1.0

2.0.0 2025-08-12

• Fix: Settings: Removed white border below settings panels

1.9.9 2025-06-30

• Fix: Schedule refresh token cron event relative to time(), not token’s created_at

1.9.8 2025-06-23

• Fix: Automatically refresh Access Token when expired

1.9.7 2025-05-07

• Updated: Require PHP 7.1 or greater
• Updated: Use WordPress Libraries 2.0.9

1.9.6 2025-04-24

• Fix: Checkout: PHP Fatal error when using WooCommerce 8.4.0 or older opt-in checkout block

1.9.5 2025-04-15

• Added: Custom Fields: Address Format: Option to format Billing and Shipping Address stored in Kit Custom Fields
• Removed: Custom Fields: Option to exclude name from Billing and Shipping Address. Use above setting instead
• Updated: Use WordPress Libraries 2.0.8

1.9.4 2025-03-25

• Fix: Remove load_plugin_textdomain call, as it’s not needed since WordPress 4.6
• Fix: Issue client ID, site-specific v4 API Access and Refresh Token when upgrading from < 1.8.0
• Updated: Use WordPress Libraries 2.0.7

1.9.3 2025-02-06

• Fix: Sync Past Orders: Exclude orders with an invalid email address

1.9.2 2025-01-31

• Fix: Sync Past Orders: Exclude refund orders, to prevent 500 Internal Server errors

1.9.1 2025-01-23

• Added: Populate the referrer property when the Plugin is configured to subscribe an email address to a Kit Form
• Added: Register opt-in checkbox using new woocommerce_register_additional_checkout_field method
• Updated: ConvertKit WordPress Libraries to 2.0.6

1.9.0 2024-11-18

• Fix: Purchase Data: Sync Past Orders when High-Performance Order Storage is disabled

1.8.9 2024-11-13

• Added: OAuth: Issue site-specific Access and Refresh Token when using the same Kit account on multiple WordPress sites
• Updated: ConvertKit WordPress Libraries to 2.0.5

1.8.8 2024-10-08

• Fix: Kit branding tweaks and secondary button colors

1.8.7 2024-10-01

• Updated: Changed branding to Kit
• Updated: Kit WordPress Libraries to 2.0.4

1.8.6 2024-09-27

• Updated: ConvertKit WordPress Libraries to 2.0.3

1.8.5 2024-09-23

• Added: Custom Fields: Option to exclude name from Billing and Shipping Address

1.8.4 2024-09-13

• Added: Map WooCommerce Order Data (Phone, Billing Address etc) to ConvertKit Subscriber’s Custom Fields when sending purchase data
• Updated: ConvertKit WordPress Libraries to 2.0.2
• Fix: Don’t automatically refresh tokens on non-production sites

1.8.3 2024-08-15

• Fix: Set subscriber to inactive when a ConvertKit Form is specified, honoring the Form’s opt in setting.

1.8.2 2024-07-25

• Fix: ckwc_purchase_data_id would not be populated on Order when “Send purchase data to ConvertKit” enabled
• Fix: Change update_option parameter from yes to true

1.8.1 2024-07-18

• Updated: ConvertKit WordPress Libraries to 2.0.1

1.8.0 2024-07-04

• Added: Use ConvertKit v4 API and OAuth
• Updated: ConvertKit WordPress Libraries to 2.0.0

1.7.3 2024-03-12

• Updated: ConvertKit WordPress Libraries to 1.4.2

1.7.2 2024-01-16

• Updated: ConvertKit WordPress Libraries to 1.4.1

1.7.1 2023-12-22

• Added: Checkout: Opt in checkbox block is automatically added when WooCommerce Checkout Block is used, honoring settings at WooCommerce > Settings > Integration > ConvertKit
• Added: Purchase Data: CLI: wp ckwc-sync-past-orders command can be used to send past WooCommerce Orders to ConvertKit. Use wp ckwc-sync-past-orders --limit=100 to send a specific number of WooCommerce Orders

1.7.0 2023-11-09

• Updated: ConvertKit WordPress Libraries to 1.4.0

1.6.9 2023-10-05

• Updated: ConvertKit WordPress Libraries to 1.3.9

1.6.8 2023-08-31

• Updated: WordPress Coding Standards
• Updated: ConvertKit WordPress Libraries to 1.3.8

1.6.7 2023-07-17

• Updated: ConvertKit WordPress Libraries to 1.3.7

1.6.6 2023-07-11

• Added: Support for High-Performance Order Storage

1.6.5 2023-06-13

• Updated: ConvertKit WordPress Libraries to 1.3.6

1.6.4 2023-05-15

• Fix: Remove double forwardslash on JS and CSS assets

1.6.3 2023-05-04

• Added: Settings: Options to Map WooCommerce Order Data’s Last Name to ConvertKit Custom Field

1.6.2 2023-04-20

• Fix: Honor Name Format when a customer both opts in and Purchase Data setting is enabled

1.6.1 2023-04-06

• Updated: ConvertKit WordPress Libraries to 1.3.4

1.6.0 2023-03-30

• Updated: Tested with WordPress 6.2
• Updated: Tested with WooCommerce 7.5.1

1.5.9 2023-02-23

• Added: WooCommerce Coupons: Option to specify Form, Tag or Sequence to subscribe customer to if a specific coupon is applied at checkout

1.5.8 2023-02-14

• Fix: WooCommerce Products: Refresh Sequences, Forms and Tags when refresh button clicked

1.5.7 2023-02-02

• Fix: Settings: Subscription: List ConvertKit Sequences, Forms and Tags in alphabetical order
• Fix: WooCommerce Products: List ConvertKit Sequences, Forms and Tags in alphabetical order

1.5.6 2023-01-16

• Updated: ConvertKit WordPress Libraries to 1.3.0

1.5.5 2023-01-05

• Fix: PHP Warning: Trying to access array offset on value of type null

1.5.4 2022-12-12

• Fix: iThemes Sync: Error when attempting to update WordPress Plugins or Themes using iThemes Sync when ConvertKit for WooCommerce active.

1.5.3 2022-12-07

• Fix: Bulk & Quick Edit: Improve layout of ConvertKit settings on desktop and mobile
• Fix: Products: Improve layout of ConvertKit settings on desktop and mobile

1.5.2 2022-11-21

• Fix: Remove unused admin_init call

1.5.1 2022-10-25

• Updated: ConvertKit WordPress Libraries to 1.2.1

1.5.0 2022-09-07

• Development: Moved /lib folder to managed repository

1.4.9 2022-08-15

• Added: Refresh button: Show error notification when refreshing fails

1.4.8 2022-08-04

• Added: Bulk and Quick Edit Subscription when viewing list of WooCommerce Products
• Added: Refresh button for Subscription field when editing a WooCommerce Product, to fetch latest data from ConvertKit account
• Fix: Performance: Don’t perform API requests on every WordPress Administration screen when no Forms, Sequences or Tags exist

1.4.7 2022-06-23

• Fix: Type checks and consistent return types on API class
• Fix: Performance: Improved caching of Forms, Tags and Sequences to prevent API timeouts and slow loading in the WordPress Administration

1.4.6 2022-04-19

• Added: Settings: Import and Export configuration

1.4.5 2022-03-17

• Added: Settings: Purchase Data: Option to specify when purchase data should be sent to ConvertKit based on WooCommerce Order status

1.4.4 2022-03-10

• Fix: Include Name when subscribing to a Tag or Sequence
• Fix: Settings: Change Subscribe Event’s “Order Created” label to “Order Pending payment”, to reflect WooCommerce Order’s status labels
• Fix: WooCommerce Subscriptions: Don’t resubscribe customer when a WooCommerce Order created is for a subscription renewal

1.4.3 2022-02-14

• Added: Settings: Options to Map WooCommerce Order Data (Phone, Billing Address etc) to ConvertKit Custom Fields
• Added: Select2 dropdown for Forms, Tags and Sequence selection with search functionality for improved UX.

1.4.2 2022-01-28

• Added: Testing and compatibility for WooCommerce 6.1
• Added: PHP 8.x compatibility
• Added: Developers: Action and filter hooks. See https://github.com/ConvertKit/convertkit-woocommerce/blob/main/ACTIONS-FILTERS.md
• Added: Localization and .pot file for translators
• Fix: Settings: Only show conditional settings if other settings enabled/disabled
• Fix: Settings: API Key and Secret: Don’t need to save settings twice for API Key and Secret to work
• Fix: Settings: Improved setting descriptions
• Fix: Settings: Improved order and layout of settings to be more logical
• Fix: Settings: Subscription: Renamed Courses to Sequences on Subscription dropdown option
• Fix: Settings: Purchase Data: If enabled, always send purchase data to ConvertKit, regardless of how the order is created or the payment method used
• Fix: Settings: Purchase Data: Once purchase data is sent to ConvertKit, don’t keep sending it when e.g. the order’s status changes
• Fix: WooCommerce: Order: Don’t subscribe a Customer a second time if an existing Order’s status changes back to the Plugin’s Subscribe Event
• Fix: WooCommerce: Products: Renamed Courses to Sequences on Subscription dropdown option
• Fix: WooCommerce: Checkout: Improved performance by not requesting ConvertKit Forms, Tags and Sequences from the API when not needed
• Fix: Performance: Cache Forms, Tags and Sequences from ConvertKit account for longer than 5 minutes, to prevent API timeouts and slow loading in the WordPress Administration

1.4.1 2020-06-06

• Protect against missing products on order items

1.4.0 2020-04-03

• Add support for sending manual orders to ConvertKit

1.3.0 2019-12-20

• Add support for sending cash on delivery and check payment purchase info to ConvertKit

1.2.0 2019-07-15

• Improve plugin’s translation readiness
• Make plugin settings link work with other WooCommerce addons
• Correct product metabox title
• Display tags/forms/sequences alphabetically
• Add ability to force-refresh subscription options
• Add integration name to purchase API requests

1.1.0 2019-03-15

• Add WooCommerce order note when a customer is subscribed to ConvertKit

1.0.6 2018-09-10

• Fix for cart item_id being sent to ConvertKit’s API instead of product_id. This was causing product purchases to be seen as unique instead of grouped.

1.0.5 2018-07-24

• Added ability for WooCommerce purchase data to be sent to Seva’s API
• See: http://developers.convertkit.com/#purchases
• Updated Installation and Configuration sections of this readme.

1.0.4 2017-08-09

• Verified compatibility with WooCommerce 3.1
• Code cleanup.

1.0.3

• Added Settings plugin link.
• Added a setting to allow admin to decide if First Name, Last Name, or both are sent to CK’s ‘name’ field.

1.0.2

• Added logger to help debug connectivity issues.

1.0.1

• Don’t use API when setting transient options

1.0.0

• Initial release